Pith Number

pith:YCBGYJ3G

pith:2014:YCBGYJ3GFB7UV4JWQBRLKCAEAD

not attested not anchored not stored refs pending

Introducing Quantified Cuts in Logic with Equality

Alexander Leitsch, Daniel Weller, Giselle Reis, Janos Tapolczai, Stefan Hetzl

arxiv:1402.2474 v1 · 2014-02-11 · cs.LO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YCBGYJ3GFB7UV4JWQBRLKCAEAD}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T02:59:19.660284Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c0826c2766287f4af1368062b5080400c649069d20fb35072e431b935733c3ef

Aliases

arxiv: 1402.2474 · arxiv_version: 1402.2474v1 · doi: 10.48550/arxiv.1402.2474 · pith_short_12: YCBGYJ3GFB7U · pith_short_16: YCBGYJ3GFB7UV4JW · pith_short_8: YCBGYJ3G

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/YCBGYJ3GFB7UV4JWQBRLKCAEAD \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: c0826c2766287f4af1368062b5080400c649069d20fb35072e431b935733c3ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "688b6e78346db81e77a091a2c21491ba7b5dc18c5de7af6e87dc75c551c6d881",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2014-02-11T12:42:41Z",
    "title_canon_sha256": "5e6b45b1ded1c806d22c7e597738b9cbb7b92fdc514155273bd51babfd991d2d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.2474",
    "kind": "arxiv",
    "version": 1
  }
}